Roadside geology of Pennsylvania
By: Bradford B. Van Diver.
Series: Roadside geology series
Publisher: Mountain Press Pub. Co.
Published: 1990
Place of publication: Missoula, Mont
Language: eng
Number of pages: 352
Subjects: Geology -- Pennsylvania -- Guidebooks; Pennsylvania -- Guidebooks
Notes: Includes bibliographical references (p. 337-339) and index.